theta method

VlChartMark theta(
  1. String field
)

The angle an arc covers, which is what makes a pie or a donut.

Names a COLUMN, never a constant. .color("red") means a column called red; painting a mark red is markColor.

field The column name.

Returns This mark, so channels chain.

See also radius.

Implementation

VlChartMark theta(String field) {
  return this.channel("theta", field);
}